With our enhanced stretch forearm device, you can improve grip strength, treat forearm and elbow pain, increase flexibility and durability, and prevent arm pump!

Great for any athlete who uses their arms
Easy to use
Fits easily in your gym bag
Durable and made to last

At 4Arm Strong, we wanted to help athletes of all types find a better way to improve forearm flexibility and function, relieve elbow pain, Carpal Tunnel Symptoms, reduce the risk of elbow injuries and also avoid performance killing arm pump. Arm pump happens when too much blood gathers in the forearm, which can cause you to lose grip strength. The 4Arm Strong is designed to help you enjoy freer, less restrictive movement while you’re training or competing.

Specs:

Weight: 0.65 lbs
Dimensions: 8 x 10 x 10 cm
Transparent injection-molded thermoplastic polymers
Delrin® high-performance acetal resin
Lightweight medical grade 6061 aluminum
Velcro fastening system.
Sizing: Measure your forearm at its widest point

Sizing based on your forearm size in inches:

Less than 11" = SMALL
11"-13" = LARGE

Note:
Xtra Large = For forearms greater than 13" make sure to pick up a LARGE device AND the supplementary XTRA LARGE strap.

4Arm Strong - Arm Device